How To Solve "application Error" In Heroku (python)

I created a project in Python-Django framework.I deploy the project in heroku. When I'm trying to use heroku open command on terminal, I got Application Error An error occurred i

Solution 1:

Judging by your other question, which it seems might be a duplicate, I would suggest that you follow these steps carefully:

https://devcenter.heroku.com/articles/django-app-configuration#the-basics

Specifically, you need to include a procfile + the right apps in requirements.txt, installing them first using pip install and capturing them using pip freeze > requirements.txt

From the logs you posted, it seems you should start with gunicorn, but it might not be the only app you're missing.